A feeling as of inspiration seized me: I felt as if I had it now in my power to lift a veil which had never before been lifted; as if a key had been put into my hands which would unlock a door which had been regarded as forever closed to man - the veil and door behind which lay the unknown mystery of the true nature of the heavenly bodies.
The New Astronomy: A Personal Retrospect, The Twentieth Century, Volume XLI, June, 1897 (p. 911)